🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.3

Radius: 8.1

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.4 AU - 0.66 AU

Year: 266 Days

Day: 6.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 58,914,747 km

• M1: 100,679 km (0.109 R)
• M2: 1,183,768 km (0.096 R)
• M3: 1,569,730 km (0.115 R)
• M4: 1,870,123 km (0.093 R)
• M5: 2,899,057 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.5

Radius: 11.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.67 AU - 0.81 AU

Year: 439 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,914,747 km

• M1: 140,622 km (0.107 R)
• M2: 496,067 km (0.101 R)
• M3: 1,026,241 km (0.077 R)
• M4: 1,463,666 km (0.109 R)
• M5: 1,953,748 km (0.115 R)
• M6: 2,331,034 km (0.054 R)
• M7: 2,747,215 km (0.073 R)
• M8: 3,326,159 km (0.077 R)
• M9: 3,882,065 km (0.031 R)
• M10: 4,817,051 km (0.036 R)
• M11: 5,449,850 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.3

Radius: 14.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.72 AU - 0.94 AU

Year: 522 Days

Day: 5 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,914,747 km

• M1: 180,265 km (0.088 R)
• M2: 753,225 km (0.054 R)
• M3: 1,429,557 km (0.05 R)
• M4: 2,362,001 km (0.099 R)
• M5: 3,268,414 km (0.074 R)
• M6: 3,966,737 km (0.045 R)
• M7: 5,558,309 km (0.101 R)
• M8: 6,230,602 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.8

Radius: 14.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.96 AU - 1.28 AU

Year: 818 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,914,747 km

• M1: 179,667 km (0.06 R)
• M2: 667,655 km (0.107 R)
• M3: 1,246,001 km (0.113 R)
• M4: 1,831,676 km (0.11 R)
• M5: 2,294,682 km (0.062 R)
• M6: 2,815,731 km (0.073 R)
• M7: 3,551,005 km (0.1 R)
• M8: 4,005,483 km (0.074 R)
• M9: 4,528,477 km (0.075 R)
• M10: 5,113,255 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.9

Radius: 3.2

Gravity: 42.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.34 AU - 7.78 AU

Year: 12948 Days

Day: 17.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,914,747 km

• M1: 40,691 km (0.092 R)
• M2: 163,211 km (0.056 R)
• M3: 264,190 km (0.062 R)
• M4: 734,974 km (0.119 R)
• M5: 872,455 km (0.085 R)
• M6: 1,187,358 km (0.085 R)
• M7: 1,351,018 km (0.071 R)
• M8: 1,677,441 km (0.106 R)
• M9: 1,917,097 km (0.08 R)
• M10: 2,605,845 km (0.106 R)
• M11: 3,085,905 km (0.12 R)
• M12: 3,445,239 km (0.077 R)
• M13: 3,858,727 km (0.115 R)
• M14: 4,304,230 km (0.054 R)
• M15: 5,003,600 km (0.104 R)
• M16: 5,532,578 km (0.061 R)
• M17: 6,208,162 km (0.095 R)
• M18: 6,936,853 km (0.092 R)
• M19: 7,893,083 km (0.091 R)
• M20: 8,516,308 km (0.068 R)
• M21: 8,746,688 km (0.109 R)
• M22: 9,960,974 km (0.12 R)
• M23: 10,476,788 km (0.086 R)
• M24: 10,955,950 km (0.1 R)
• M25: 14,792,686 km (0.052 R)
• M26: 19,595,975 km (0.05 R)
• M27: 23,767,811 km (0.116 R)
• M28: 24,408,239 km (0.047 R)
• M29: 25,437,772 km (0.053 R)
• M30: 26,301,250 km (0.12 R)
• M31: 29,951,438 km (0.077 R)
• M32: 30,913,951 km (0.11 R)
• M33: 31,676,601 km (0.051 R)
• M34: 33,581,132 km (0.101 R)
• M35: 34,853,162 km (0.109 R)
• M36: 36,639,211 km (0.094 R)
• M37: 40,781,128 km (0.111 R)
• M38: 45,643,657 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.8

Radius: 7.6

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.08 AU - 10.93 AU

Year: 20211 Days

Day: 23.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,914,747 km

• M1: 96,042 km (0.066 R)
• M2: 448,345 km (0.088 R)
• M3: 970,591 km (0.033 R)
• M4: 1,527,693 km (0.105 R)
• M5: 1,887,327 km (0.107 R)
• M6: 2,899,955 km (0.079 R)
• M7: 4,772,621 km (0.05 R)
• M8: 5,506,099 km (0.065 R)
• M9: 7,763,381 km (0.116 R)
• M10: 10,754,591 km (0.098 R)
• M11: 13,641,979 km (0.046 R)
• M12: 14,144,479 km (0.042 R)
• M13: 14,585,044 km (0.086 R)
• M14: 15,110,582 km (0.086 R)
• M15: 15,571,044 km (0.113 R)
• M16: 15,883,105 km (0.112 R)
• M17: 16,439,460 km (0.068 R)
• M18: 17,090,958 km (0.077 R)
• M19: 19,060,115 km (0.116 R)
• M20: 20,237,600 km (0.12 R)
• M21: 23,443,183 km (0.094 R)
• M22: 25,006,182 km (0.069 R)
• M23: 30,717,380 km (0.098 R)
• M24: 32,459,746 km (0.066 R)
• M25: 32,713,913 km (0.108 R)
• M26: 34,004,793 km (0.093 R)
• M27: 40,972,014 km (0.087 R)
• M28: 42,775,118 km (0.107 R)
• M29: 43,541,807 km (0.109 R)
• M30: 45,102,711 km (0.04 R)
• M31: 48,170,365 km (0.034 R)
• M32: 48,833,532 km (0.11 R)
• M33: 52,940,592 km (0.108 R)
• M34: 54,538,297 km (0.055 R)
• M35: 68,494,133 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.3

Radius: 7.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9 AU - 11.38 AU

Year: 22453 Days

Day: 22.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,914,747 km

• M1: 94,995 km (0.113 R)
• M2: 340,036 km (0.101 R)
• M3: 1,201,570 km (0.079 R)
• M4: 1,651,112 km (0.057 R)
• M5: 2,227,662 km (0.074 R)
• M6: 9,101,684 km (0.048 R)
• M7: 11,810,154 km (0.072 R)
• M8: 18,024,150 km (0.099 R)
• M9: 18,507,949 km (0.104 R)
• M10: 19,166,479 km (0.055 R)
• M11: 23,737,143 km (0.081 R)
• M12: 26,428,109 km (0.107 R)
• M13: 29,649,251 km (0.081 R)
• M14: 30,323,488 km (0.08 R)
• M15: 34,585,233 km (0.076 R)
• M16: 44,273,789 km (0.052 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 12,443 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit